Rockwell-automation 1797-OE8H FLEX Ex HART Analog Modules User Manual Instrukcja Użytkownika Strona 135

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Publication 1797-6.5.3 - March 2006
FLEX Ex HART Module Commands B-11
Command 136
For the given long frame addresses, the Read SCAN Status for the
Transmitters command sets the SCAN status of the transmitters (0 = disable
SCAN, 1 = enable SCAN). No more than 31 instruments may be requested.
Command-specific Response Codes
5 Error Too few data bytes received
16 Error Access restricted
17 Error Too many items requested
32 Error Busy
Table B.11 Command 136 Request and Response Bytes
Byte Description Value
Request Data Bytes
0…4 EXT_ADDR_0 Extended address of instrument 0
5 COUNT_0 Bytes before next item
EXT_ADDR_I Extended address of instrument I
COUNT_I Bytes before next item
……
Response Data Bytes
0…4 EXT_ADDR_0 Extended address of instrument 0
5 COUNT_0 Bytes before next item
6 ERROR_0 Error 0 0 = No error.
64 = Unknown
instrument. No
data is included
for that
instrument.
7 SCAN_0 Instrument 0 scan status 0 = Instrument is
not scanned.
1 = Instrument is
scanned.
EXT_ADDR_I Extended address of instrument I
COUNT_I Bytes before next item
ERROR_I Error I
SCAN_I Instrument I scan status
Table B.10 Command 135 Request and Response Data Bytes
Byte Description Value
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1 2 ... 130 131 132 133 134 135 136 137 138 139 140 ... 195 196

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